removed unused code, and did some other cosmetic changes to the code

pyreadline/modes/basemode.py

@@ -113,10 +113,8 @@ class BaseMode(object):
                     print 'startup hook failed'
                     traceback.print_exc()
 
-        c = self.console
         self.l_buffer.reset_line()
         self.prompt = prompt
-#        self._print_prompt()
 
         if self.pre_input_hook:
             try:

pyreadline/modes/emacs.py

@@ -202,7 +202,7 @@ class EmacsMode(DigitArgumentMode, IncrementalSearchPromptMode, SearchPromptMode
     def __repr__(self):
         return "<EmacsMode>"
 
-    def add_key_logger(self,logfun):
+    def add_key_logger(self, logfun):
         """logfun should be function that takes disp_fun and line_buffer object """
         self._keylog=logfun